A combination lock has 6 different numbers. If each number can only be used ONCE, how many different combinations are possible?
1 answer:
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Answer:
56 trees will make 10000 newspapers.
Step-by-step explanation:
Given:
One tree makes approximately 230 newspapers.
Now, for estimating how many newspapers will be made with 56 trees.
By multiplying trees with
newspapers we get,
.
And, rounding to one significant number (1 S.F.) is
.
Therefore, 56 trees will make 10000 newspapers.